// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

type T int

func (T) m() { println("m") }

type I interface{ m() }

func F() {
	i.m()
}

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import (
	"./c"
)

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import "C"

//export FromPkg

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

type MarshalOptions struct {
	Marshalers *Marshalers
}

type Encoder struct {}

type Marshalers = marshalers[MarshalOptions, Encoder]

type marshalers[Options, Coder any] struct{}

func MarshalFuncV1[T any](fn func(T) ([]byte, error)) *Marshalers {

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import (
	"./a"
	"./b"
)

func f() {
	a.NewWithFuncI((&b.S{}).M1)

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import (
	"./b"
)

type S struct{}

func (S) M() {
	b.M(nil)

// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

type T int

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import (
	a "./aa"
)

// Copyright 2024 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import _ "unsafe"

// f1 is pushed from main.
//
//go:linkname f1
func f1()

// Push f2 to main.
//
//go:linkname f2 main.f2
func f2() {}

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package p

import (
	"fmt"
	"runtime"
)

var y int

//go:noinline
func Square(x int) {
	var pc0, pc1 [1]uintptr
	runtime.Callers(1, pc0[:]) // get PC at entry

	// a switch using jump table
	switch x {
	case 1:
		y = 1
	case 2:
		y = 4
	case 3: